八下unit4Grammar.ppt

Module 2 Arts and craftsArts and crafts写出下列单词的过去式和过去分词。写出下列单词的过去式和过去分词。 go _ _ hang _ _ have _ _ keep _ _ speak _ _ 课前小测 学习目标学习目标：1.复习一般现在时、一般过去时和一般将来复习一般现在时、一般过去时和一般将来时被动语态的结构和用法。时被动语态的结构和用法。 2.学习含情态动词的被动语态的结构和用学习含情态动词的被动语态的结构和用 法。法。Game ： Typhoon Divide all the Ss into two groups . Every card has a question . If you are correct,you get the points. typhoon blow away the points. The team with the most points at the end wins.30505030802020100AB CDEFGHKJILA 我们每天都打扫教室。我们每天都打扫教室。 Our classroom _ _ _ _ everyday.is cleaned by usB 这座房子是她爸爸这座房子是她爸爸1996年建的。年建的。 The house _ _ _ _ _ in 1996.was built byher fatherC 他们的运动会将于下个月举行。他们的运动会将于下个月举行。 Their sports meeting _ _ _ next month. will be heldDEF GThey will finish the work in ten days.The work will be finished (by them) in ten days.HThey will have an evening party tomorrow.An evening party will be had tomorrow.K说出下列动词的过去式和过去分词：give takegave given took takenJYou are lucky. You dont have to answer any questions. You can get 20 points!IYou are lucky. You dont have to answer any questions. You can get 20 points!L说出下列动词的过去式和过去分词：know begin knew known began begun主动语态变为被动语态的三部曲主动语态变为被动语态的三部曲: :1.主动语态里的宾语变为被动主动语态里的宾语变为被动语态里的语态里的主语。主语。（宾变主）（宾变主）2.谓语动词变为谓语动词变为be +谓语动词的过去分词形式。谓语动词的过去分词形式。（be+过去分词）过去分词）3.主动语态里的主动语态里的主语变为介词主语变为介词by的宾语的宾语,组组成介词短语成介词短语,放在放在被动语态里被动语态里谓语动词之后。谓语动词之后。在动词执行者无须说明或强调时，在动词执行者无须说明或强调时，by短语短语可以省略。（可以省略。（by+原主语）原主语）主动语态变被动之歌：主动语态变被动之歌：被动语态强调宾，被动语态强调宾，be后加上过去分。后加上过去分。be要随着主语变，人称时态要弄准。要随着主语变，人称时态要弄准。行为对象作主语，行为对象作主语， 逻辑主语逻辑主语by来引。来引。三种时态的被动情况：一般现在时： 一般过去时： 一般将来时：am / is / are V-ppwas / were V-ppshall / will be V-ppbe going to be V-pp含情态动词的被动语态的结构应该是怎样的呢？我们学过的情态动词can /couldmusthave tomay/mightshouldought toneed Lucy can take good care of LilyLily can be taken good care of by Lucy.情态动词变被动：情态动词变被动：情态动词情态动词 + be+过去分词过去分词 用情态动词被动语态描写图片内容（should/ water/once a month)The flower should be watered once a month.（must/ close /we )The door must be closed by us when we are out .（should/ take away /at once /cleaner)The boxes should be taken away by the cleaner at once .把下列句子变为被动语态1 We should plant more trees.2 We shouldnt throw rubbish into the river.3Should we bring mobile phones to the school? More trees should be planted by us .Rubbish should not be thrown into the river by us . Should mobile phones be brought to the school by us ?Work out the ruleTo make the passive voicethe passive voice with modal verbsmodal verbs,_ is used between the modal verbmodal verb and the past participlepast participle of the main verb.be can/could be +V-pp must be +V-pp should be +V-pp may/might be +V-pp 结论：含情态动词的被动语态结论：含情态动词的被动语态: 情态动词情态动词+be +V-ppWork out the rule can/could +not +be +V-pp must be +not +be +V-pp should +not +be +V-pp may/might +not +be +V-pp 结论：含情态动词的被动语态的否定形式结论：含情态动词的被动语态的否定形式: 情态动词情态动词+not +be +V-ppWork out the rule Can/Could +主语+be +V-pp？ Must be +主语+be +V-pp？ Should +主语+be +V-pp？ May/Might +主语+be +V-pp？ 结论：含情态动词的被动语态一般疑问句的形式结论：含情态动词的被动语态一般疑问句的形式: 情态动词情态动词+主语主语+be +V-pp？Complete the article below with the correct forms of the words in brackets.Drawing cartoon facesDrawing cartoon faces When we draw a cartoon face, some parts of the face_(should / make) bigger to make the face look funny.So lets start to draw a cartoon face for the woman! A rough circle _(should/draw) first. Then a nose and big glasses _(should/add). Next ,a pair of small eyes and a smiling mouth _ (must/draw). The mouth _(can/make) larger to make the woman look friendlier. Finally, some hair _(should/add) to the cartoon. The face _(can/colour) with bright colours.should be madeshould be drawnshould be addedmust be drawncan be madeshould be addedcan be coloured语法选择 I like planting trees . A lot of trees 1 by me every year. Last week , my friend Tom joined me. He went to a hill and 2 a tree, too .The tree 3 after he put it into a hole .The trees 4 by us in the future . In order to make our country more and more beautiful , more and more trees 5 . 1 A plant B is planted C planted D are planted 2 A planted B plant C is planted D are planted 3 A watered B waters C was watered D is watered 4 A are taken good care of B will take good care of C are taken good care D will be taken good care of 5 A plant B should be planted C planted D are plantedDACDB课课 堂堂 小小 结结1 含情态动词的被动语态含情态动词的被动语态: 情态动词情态动词+be +V-pp2 含情态动词的被动语态的否定形式含情态动词的被动语态的否定形式 情态动词情态动词+not +be +V-pp33 含情态动词的被动语态一般疑问句的形式含情态动词的被动语态一般疑问句的形式: 情态动词情态动词+主语主语+be +V-pp？